<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../js/vue.js"></script>
</head>
<body>
<div id="app">
    {{content}}
</div>
<script>
    var vm=new Vue({
        el:"#app",
        data:{
            content:"Hello World"
        },beforeCreate:function () {
            console.log("beforeCreate");
        }
    })
</script>
</body>
</html>